[gs-cvs] rev 8608 - trunk/gs/src

[leonardo at ghostscript.com]

Author: leonardo
Date: 2008-03-24 13:02:07 -0700 (Mon, 24 Mar 2008)
New Revision: 8608

Modified:
   trunk/gs/src/gxclimag.c
   trunk/gs/src/gxclrect.c
Log:
Fix (clist writer) : Smaller tiles for strip_copy_rop (continued).

DETAILS :

The old code sometimes tried to write a degenerate rectangles to clist.
It happened since revision 8581 due to inaccurate coding.
Should fix ghostpcl regression happened on March 23, 2008 . 

EXPECTED DIFFERENCES :

None.      


Modified: trunk/gs/src/gxclimag.c
===================================================================
--- trunk/gs/src/gxclimag.c	2008-03-24 04:17:47 UTC (rev 8607)
+++ trunk/gs/src/gxclimag.c	2008-03-24 20:02:07 UTC (rev 8608)
@@ -82,7 +82,7 @@
 	return_error(gs_error_unknownerror);
 
     crop_copy(cdev, data, data_x, raster, id, rx, ry, rwidth, rheight);
-    if (rwidth < 0 || rheight < 0)
+    if (rwidth <= 0 || rheight <= 0)
 	return 0;
     y0 = ry;			/* must do after fit_copy */
 

Modified: trunk/gs/src/gxclrect.c
===================================================================
--- trunk/gs/src/gxclrect.c	2008-03-24 04:17:47 UTC (rev 8607)
+++ trunk/gs/src/gxclrect.c	2008-03-24 20:02:07 UTC (rev 8608)
@@ -245,7 +245,7 @@
     cmd_rects_enum_t re;
 
     crop_fill(cdev, rx, ry, rwidth, rheight);
-    if (rwidth < 0 || rheight < 0)
+    if (rwidth <= 0 || rheight <= 0)
 	return 0;
     if (cdev->permanent_error < 0)
       return (cdev->permanent_error);
@@ -313,7 +313,7 @@
 	}
     }
     crop_fill_y(cdev, ry, rheight);
-    if (rheight < 0)
+    if (rheight <= 0)
 	return 0;
     if (cdev->permanent_error < 0)
 	return (cdev->permanent_error);
@@ -453,7 +453,7 @@
     cmd_rects_enum_t re;
 
     crop_fill(cdev, rx, ry, rwidth, rheight);
-    if (rwidth < 0 || rheight < 0)
+    if (rwidth <= 0 || rheight <= 0)
 	return 0;
     if (cdev->permanent_error < 0)
       return (cdev->permanent_error);
@@ -910,7 +910,7 @@
     } else {
 	crop_copy(cdev, sdata, sourcex, sraster, id, rx, ry, rwidth, rheight);
     }
-    if (rwidth < 0 || rheight < 0)
+    if (rwidth <= 0 || rheight <= 0)
 	return 0;
     /*
      * On CMYK devices, RasterOps must be executed with complete pixels